Home / 7,375.14-11,045.70-5,282.10

Finding the Fourth Proportional to 7,375.14, 11,045.70 and 5,282.10

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Solution

The fourth proportional to 7,375.14, 11,045.70 and 5,282.10 is: 7,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.14 : 11,045.70 = 5,282.10 : x
  2. Step 2: Convert to fraction form
    7,375.14/11,045.70 = 5,282.10/x
  3. Step 3: Cross multiply
    7,375.14x = 11,045.70 × 5,282.10
  4. Step 4: Simplify right side
    7,375.14x = 58,344,491.97
  5. Step 5: Solve for x
    x = 58,344,491.97/7,375.14
  6. Step 6: Final answer
    x = 7,910.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.